Duplex: Philco Porcelain

4" X 1 3/4" (101mm X 44mm)

 

(top embossed) PHILCO

ANT / GND / ANT

(base embossed) 27-7741

 

4" X 1 1/4" (101mm X 32mm)

 

Picture courtesy Jim Fielding

These duplex versions were used to connect two antenna wires to ground. This is black glazed dry process porcelain.


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